OpenTechnical

OT-2026-000069502

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000069502) never changes.

Identity and time

Publication numberOT-2026-000069502 · never reused
Internal UUID01a0ae90-b52b-7ab4-8262-c5dce9327f50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069502
StatusPUBLIC

Content hashes

Canonical text5681c38157749e554d4900b1dc1bc02d337ad05dc3ca8c3679184dda376148f0
Markdowncbbde6e1d818beb83492deeaeafbac38106bc85d07719361d447ab4dfd85291e
PDF
Publication page546e3577107e05b86e7b67f02a311725cbb9294bc275d0872398679fad45bfd6
Manifest9bcee4e932d285db7941bcb3ad359654353ac73c0e038ec51a842e765737c7a1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemtHlDHsMJARzl4V+/rMlkJwo3oY5B5x0MwDgp3S59M5A8I907xJzjd/bMpcWw0DicH1X2Y9lSlRHBRLAMmLKBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:35.172435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502
observed 546e3577107e05b86e7b67f02a311725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.153847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/manifest.json
observed 9bcee4e932d285db7941bcb3ad359654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.136404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/publication.md
observed cbbde6e1d818beb83492deeaeafbac38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.117775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/publication.txt
observed 5681c38157749e554d4900b1dc1bc02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.076753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502
observed 546e3577107e05b86e7b67f02a311725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.057971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/manifest.json
observed 9bcee4e932d285db7941bcb3ad359654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.036994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/publication.md
observed cbbde6e1d818beb83492deeaeafbac38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.019860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069502/publication.txt
observed 5681c38157749e554d4900b1dc1bc02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.